<template>
	<view class="preview" v-if="currentInfo">
		<swiper circular :current="currentIndex" @change="swiperChange">
			<swiper-item v-for="(item, index) in dataList" :key="item._id">
				<image v-if="readImgs.includes(index)" :src="item.picurl" mode="aspectFill" @click="maskChange"></image>
			</swiper-item>
		</swiper>
		<view v-if="maskState" class="mask">
			<view class="navback" :style="{top:getStatusBarHeight() + 'px'}" @click="onNavBack">
				<uni-icons type="back" color="#fff" size="20"></uni-icons>
			</view>
			<view class="count">{{currentIndex + 1}} / {{dataList.length}}</view>
			<view class="time">
				<uni-dateformat :date="new Date()" format="hh:mm"></uni-dateformat>
			</view>
			<view class="date">
				<uni-dateformat :date="new Date()" format="MM月dd日"></uni-dateformat>
			</view>
			<view class="footer">
				<view class="box" @click="showInfo">
					<uni-icons type="info" size="28"></uni-icons>
					<view class="text">信息</view>
				</view>
				<view class="box" @click="clickScore">
					<uni-icons type="star" size="28"></uni-icons>
					<view class="text">{{currentInfo.score || 5}}分</view>
				</view>
				<view class="box" @click="onDownload">
					<uni-icons type="download" size="25"></uni-icons>
					<view class="text">下载</view>
				</view>
			</view>
		</view>

		<!-- 信息 -->
		<uni-popup ref="infoPopup" type="bottom" @touchmove.native.prevent :safe-area="false">
			<view class="info-popup">
				<view class="header">
					<view class="">

					</view>
					<view class="title">壁纸信息</view>
					<view class="close">
						<uni-icons type="closeempty" size="18" color="#999" @click="closeInfo"></uni-icons>
					</view>
				</view>
				<scroll-view scroll-y>
					<view class="content" v-if="currentInfo">
						<view class="row">
							<view class="label">壁纸ID：</view>
							<text selectable class="value">{{currentInfo._id}}</text>
						</view>

						<!-- <view class="row">
							<view class="label">分类：</view>
							<text selectable class="value class">明星美女</text>
						</view> -->

						<view class="row">
							<view class="label">发布者：</view>
							<text selectable class="value">{{currentInfo.nickname}}</text>
						</view>

						<view class="row">
							<view class="label">评分：</view>
							<view class="value ratebox">
								<uni-rate readonly touchable :value="currentInfo.score" size="16" />
								<text selectable class="score">{{currentInfo.score}}分</text>
							</view>

						</view>


						<view class="row">
							<view class="label">摘要：</view>
							<text selectable class="value">{{currentInfo.description}}</text>
						</view>

						<view class="row">
							<view class="label">标签：</view>
							<view class="value tabs">
								<view class="tab" v-for="(item, index) in currentInfo.tabs" :key="index">{{item}}</view>
							</view>
						</view>


						<view class="copyright">
							声明：本图片来自用户投稿，非商业使用，用于免费学习交流，如侵犯了您的权益，您可以拷贝壁纸ID举报至平台，邮箱12345678@qq.com，管理奖删除侵权壁纸，维护您的权益
						</view>
					</view>
				</scroll-view>
			</view>
		</uni-popup>
		<!-- 评分 -->
		<uni-popup ref="scorePopup" type="center" :is-mask-click="false">
			<view class="score-popup">
				<view class="header">
					<view class=""></view>
					<view class="title"> {{isScore ? '已经评分过了～': '壁纸评分'}}</view>
					<view class="close">
						<uni-icons type="closeempty" size="18" color="#999" @click="closeScore"></uni-icons>
					</view>
				</view>
				<view class="content">
					<uni-rate v-model="userScore" allow-half :disabled="isScore" disabled-color="#FFCA3F"></uni-rate>
					<text class="text">{{userScore}}分</text>
				</view>
				<view class="footer">
					<button @click="submitScore" :disabled=" !userScore || isScore" type="default" size="mini"
						plain>确认评分</button>
				</view>
			</view>
		</uni-popup>
	</view>
</template>

<script setup>
	import {
		ref
	} from 'vue';
	import {
		onLoad,
		onUnload
	} from '@dcloudio/uni-app'
	import {
		getStatusBarHeight
	} from '@/utils/system.js'

	import {
		apiSetupScore,
		aipWriteDownload
	} from '@/api/api.js'

	const maskState = ref(true)
	const infoPopup = ref(null)
	const scorePopup = ref(null)
	const userScore = ref(0)

	const dataList = ref([])
	const currentId = ref(null)
	const currentIndex = ref(0)
	const readImgs = ref([])
	const isScore = ref(false)
	const currentInfo = ref(null)

	onLoad((e) => {
		currentId.value = e.id;
		initData()
	})
	
	onUnload(() => {
		uni.removeStorageSync('store-class-list')
	})

	const initData = () => {

		const list = uni.getStorageSync('store-class-list') || []
		
		console.log('存储的list：',list)
		dataList.value = list.map((item) => {
			return {
				...item,
				picurl: item.smallPicurl.replace('_small.webp', '.jpg')
			}
		})


		let index = dataList.value.findIndex(item => item._id == currentId.value)
		currentIndex.value = index
		currentInfo.value = dataList.value[index]

		readImgs.value = [currentIndex.value <= 0 ? dataList.value.length - 1 : currentIndex.value - 1,
			currentIndex.value,
			currentIndex.value >= dataList.length - 1 ? 0 : currentIndex.value + 1
		]
	}

	const swiperChange = (e) => {
		currentIndex.value = e.detail.current
		currentInfo.value = dataList.value[currentIndex.value]
		readImgs.value = [
			currentIndex.value <= 0 ? dataList.value.length - 1 : currentIndex.value - 1,
			currentIndex.value,
			currentIndex.value >= dataList.value.length - 1 ? 0 : currentIndex.value + 1
		]
	}


	const onNavBack = () => {
		uni.navigateBack()
	}

	const maskChange = () => {
		maskState.value = !maskState.value
	}
	const showInfo = () => {
		infoPopup.value.open()
	}

	const closeInfo = () => {
		infoPopup.value.close()
	}

	const clickScore = () => {
		if (currentInfo.value.userScore) {
			isScore.value = true
			userScore.value = currentInfo.value.userScore
		}
		scorePopup.value.open()
	}

	const closeScore = () => {
		scorePopup.value.close()
		userScore.value = 0
		isScore.value = false
	}

	const submitScore = async () => {
		let {
			classid,
			_id: wallId
		} = currentInfo.value

		uni.showLoading({
			title: '加载中....'
		})

		let res = await apiSetupScore({
			classid,
			wallId,
			userScore: userScore.value
		})

		uni.hideLoading()

		if (res.errCode == 0) {
			uni.showToast({
				title: '评分成功',
				icon: 'none'
			})
			dataList.value[currentIndex.value].userScore = userScore.value;
			uni.setStorageSync('store-class-list', dataList)
			closeScore();
		}
	}


	const onDownload = async () => {


		// #ifdef H5
		uni.showModal({
			title: '请长按保存壁纸',
			showCancel: false,
		})
		// #endif

		// #ifndef H5

		try {
			uni.showLoading({
				title: '下载中...',
				mask: true
			})

			let {
				classid,
				_id: wallId
			} = currentInfo.value
			let res = await aipWriteDownload({
				classid,
				wallId
			})

			console.log(res)

			uni.getImageInfo({
				src: currentInfo.value.picurl,
				success: (res) => {
					uni.saveImageToPhotosAlbum({
						filePath: res.path,
						success: (res) => {
							uni.showToast({
								title: '保存成刚，请到相册查看',
								icon: 'none'
							})
						},
						fail: (err) => {
							if (err.errMsg == 'saveImageToPhotosAlbum:fail cancel') {
								uni.showModal({
									title: '保存失败，请重新点击下载'
								})
								return
							}
							console.log(err)
							uni.showModal({
								title: '提示',
								content: '需要授权保存相册',
								success: (res) => {
									if (res.confirm) {
										console.log('确认授权了')
										uni.openSetting({
											success: (setting) => {
												console.log(
													setting)
											}
										})
									}
								}
							})
						}
					})
				},
				fail: (err) => {
					console.log(err);
				},
				complete: (res) => {
					uni.hideLoading()
				}
			})
		} catch (err) {
			console.log(err)
			uni.hideLoading()
		}
		// #endif
	}
</script>

<style lang="scss" scoped>
	.preview {
		position: relative;
		width: 100%;
		height: 100vh;

		swiper {
			width: 100%;
			height: 100%;

			image {
				width: 100%;
				height: 100%;
			}
		}

		.mask {
			&>view {
				position: absolute;
				left: 0;
				right: 0;
				margin: auto;
				width: fit-content;
				color: #fff;
			}

			.navback {
				width: 38px;
				height: 38px;
				background: rgba(0, 0, 0, 0.5);
				left: 30rpx;
				margin-left: 0;
				border-radius: 100px;
				top: 0;
				backdrop-filter: blur(10rpx);
				border: 1px solid rgba(255, 255, 255, 0.3);
				display: flex;
				align-items: center;
				justify-content: center;
			}

			.count {
				top: 10vh;
				background: rgba(0, 0, 0, 0.3);
				font-size: 28rpx;
				border-radius: 40rpx;
				padding: 8rpx 28rpx;
				backdrop-filter: blur(10rpx);
			}

			.time {
				font-size: 140rpx;
				top: calc(10vh + 80rpx);
				font-weight: 100;
				line-height: 1em;
				text-shadow: 0 4rpx rgba(0, 0, 0, 0.3);
			}

			.date {
				font-size: 34rpx;
				top: calc(10vh + 230rpx);
				text-shadow: 0 4rpx rgba(0, 0, 0, 0.3);
			}

			.footer {
				background: rgba(255, 255, 255, 0.8);
				bottom: 10vh;
				width: 65vw;
				height: 120rpx;
				border-radius: 120rpx;
				color: #000;
				display: flex;
				justify-content: space-around;
				align-items: center;
				box-shadow: 0 2rpx 0 rgba(0, 0, 0, 0.1);
				backdrop-filter: blur(10rpx);

				.box {
					display: flex;
					flex-direction: column;
					justify-content: center;
					align-items: center;
					padding: 2rpx 10rpx;

					.text {
						font-size: 26rpx;
						color: $text-font-color-2;
					}
				}

			}
		}

		.info-popup {

			background: #fff;
			padding: 30rpx;
			border-radius: 40rpx 40rpx 0 0;
			overflow: hidden;

			.header {
				display: flex;
				justify-content: space-between;
				align-items: center;

				.title {
					color: $text-font-color-2;
					font-size: 26rpx;
				}

				.close {
					padding: 6rpx;
				}
			}

			scroll-view {
				max-height: 70vh;

				.content {
					.row {
						display: flex;
						padding: 16rpx 0;
						font-size: 32rpx;
						line-height: 1.7em;

						.label {
							color: $text-font-color-3;
							width: 140rpx;
							text-align: right;
							font-size: 30rpx;
						}

						.value {
							flex: 1;
							width: 0;
						}

						.ratebox {
							display: flex;
							align-items: center;

							.score {
								font-size: 26rpx;
								color: $text-font-color-2;
								padding-left: 20rpx;
							}
						}

						.tabs {
							display: flex;
							flex-wrap: wrap;

							.tab {
								border: 1px solid $brand-theme-color;
								color: $brand-theme-color;
								font-size: 22rpx;
								padding: 10rpx 30rpx;
								border-radius: 40rpx;
								line-height: 1em;
								margin: 0 10rpx 10rpx 0;
							}
						}

						.class {
							color: $brand-theme-color;
						}
					}

					.copyright {
						background: #F6F6F6;
						color: #666;
						border-radius: 10rpx;
						padding: 20rpx;
						margin: 20rpx 0;
						font-size: 28rpx;
						line-height: 1.6em;
					}
				}

			}

		}

		.score-popup {
			background: #fff;
			padding: 30rpx;
			width: 70vw;
			border-radius: 30rpx;

			.header {
				display: flex;
				justify-content: space-between;
				align-items: center;

				.title {
					color: $text-font-color-2;
					font-size: 26rpx;
				}

				.close {
					padding: 6rpx;
				}
			}

			.content {
				padding: 30rpx 0;
				display: flex;
				justify-content: center;
				align-items: center;

				.text {
					color: #FFCA3E;
					padding-left: 10rpx;
					width: 80rpx;
					line-height: 1em;
					text-align: right;
				}
			}

			.footer {
				display: flex;
				align-items: center;
				justify-content: center;
				padding: 20rpx 0;
			}
		}
	}
</style>